Doble Knowledgebase containing decades of statistically significant data including 25 million test results on over 350,000 types of electrical apparatus

Doble Power Services has assembled a team of experienced rotating machinery condition assessment engineers with expertise unmatched by any independent engineering company. Electromagnetic signature analysis was first applied to electric power applications over 30 years ago by James Timperley, Doble senior EMI test engineer. Lemke Diagnostics, acquired by Doble Engineering in 2008, has been at forefront of the development and utilization of partial discharge for more than 40 years and is actively involved in IEEE, IEC, CIGRE and other standards bodies.